A new minimum cost model for water reticulation systems on deep mines / Jan Corné Vosloo
In the past, electricity in South Africa was taken for granted. This situation suddenly changed in January 2008, when the electricity supply system threatened to collapse. Energy efficiency was suddenly brought to the fore when steep tariff increases and consumption penalties were enforced on consum...
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North-West University
2009
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| Online Access: | http://hdl.handle.net/10394/2528 |